<template>
  <div class="outer">
    <!-- 三级分类导航 -->
    <TypeNav />
    <div class="main">
      <div class="py-container">
        <!--面包屑导航-->
        <div class="bread">
          <ul class="fl sui-breadcrumb">
            <li>
              <span href="#">全部结果</span>
            </li>
          </ul>
          <ul class="fl sui-tag">
            <li class="with-x" v-show='searchParams.categoryName'>{{searchParams.categoryName}}<i @click='removeCateName'>×</i></li>
            <li class="with-x" v-show='searchParams.keyword'>{{searchParams.keyword}}<i @click='removeKeyword'>×</i></li>
            <li class="with-x" v-show='trademark'>{{trademark}}<i @click='removeTrademark'>×</i></li>
            <li class="with-x" v-for='(prop,index) in attr' :key='prop'>{{prop}}<i @click='removeAttr(index)'>×</i></li>
          </ul>
        </div>

        <!-- 搜索器 -->
        <SearchSelector @saveTrademark='saveTrademark' @get-attr='saveAttr' />

        <!--商品展示区-->
        <div class="details clearfix">
          <!-- 列表操作区 -->
          <div class="sui-navbar">
            <div class="navbar-inner filter">
              <ul class="sui-nav">
                <li :class="{active:!isPrice}" @click='changeOrder(1)'>
                  <a href="javascript:;">综合<span v-show='!isPrice' class="iconfont" :class="{'icon-shangfan': isUp,'icon-xiafan':!isUp}"></span></a>
                </li>
                <li :class="{active:isPrice}" @click='changeOrder(2)'>
                  <a href="javascript:;">价格<span v-show='isPrice' class="iconfont" :class="{'icon-shangfan': isUp,'icon-xiafan':!isUp}"></span></a>
                </li>
              </ul>
            </div>
          </div>
          <!-- 商品列表 -->
          <div class="goods-list">
            <ul class="yui3-g">
              <li class="yui3-u-1-5" v-for='good in goodsList' :key='good.id'>
                <div class="list-wrap">
                  <div class="p-img">
                    <router-link :to="'/detail/'+good.id"><img v-lazy="good.defaultImg" /></router-link>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥&nbsp;</em>
                      <i>{{good.price}}</i>
                    </strong>
                  </div>
                  <div class="attr">
                    <router-link :to="'/detail/'+good.id" :title="good.title" v-html='good.title'></router-link>
                  </div>
                  <div class="commit">
                    <i class="command">已有<span>2000</span>人评价</i>
                  </div>
                  <div class="operate">
                    <a href="success-cart.html" target="_blank" class="sui-btn btn-bordered btn-danger">加入购物车</a>
                    <a href="javascript:void(0);" class="sui-btn btn-bordered">收藏</a>
                  </div>
                </div>
              </li>
            </ul>
          </div>
          <!-- 分页器 -->
          <Pagination :pageNo='searchParams.pageNo' :pageSize='searchParams.pageSize' :total='total' :continues='5' @get-pageNo='changePageNo' />
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import SearchSelector from './SearchSelector';
import { mapGetters } from 'vuex';
import './fontIcon/iconfont.css';
export default {
  name: 'Search',
  components: {
    SearchSelector
  },
  data() {
    return {
      searchParams: {
        category1Id: '',
        category2Id: '',
        category3Id: '',
        categoryName: '',
        keyword: '',
        props: [],
        trademark: '',
        order: '2:asc',
        pageNo: 1,
        pageSize: 5
      }
    };
  },
  computed: {
    ...mapGetters('search', ['goodsList', 'total']),
    trademark() {
      return this.searchParams.trademark ? this.searchParams.trademark.split(':')[1] : '';
    },
    attr() {
      return this.searchParams.props.map(item => {
        const [id, value, name] = item.split(':');
        return `${name}:${value}`;
      });
    },

    // 价格按钮是否高亮,等于2高亮
    isPrice() {
      return this.searchParams.order.split(':')[0] === '2';
    },
    // 上 或者 下 图标
    isUp() {
      return this.searchParams.order.split(':')[1] === 'asc';
    }
  },
  methods: {
    searchGoods() {
      // 封装发送请求的方法
      // 发送请求
      this.$store.dispatch('search/reqPostSearchListDataActions', this.searchParams);
    },

    // 移除 导航名称-面包屑
    removeCateName() {
      const { params } = this.$route;
      this.searchParams.pageNo = 1;
      this.$router.push({
        name: 'search',
        params
      });
    },
    // 删除 搜索关键词-面包屑
    removeKeyword() {
      const { query } = this.$route;
      this.searchParams.pageNo = 1;
      this.$router.push({
        name: 'search',
        query
      });
      this.$eventBus.$emit('celarKeyword');
    },

    // 添加trademark数据
    saveTrademark(tm) {
      this.searchParams.trademark = tm.tmId + ':' + tm.tmName;

      // 发送请求
      // this.$store.dispatch('search/reqPostSearchListDataActions', this.searchParams);
      // this.searchGoods();
    },

    // 移除 品牌-面包屑
    removeTrademark() {
      this.searchParams.trademark = undefined;
      this.searchParams.pageNo = 1;
      // 发送请求
      // this.$store.dispatch('search/reqPostSearchListDataActions', this.searchParams);
      // this.searchGoods();
    },

    // 添加 详细属性-面包屑
    saveAttr(attr, attrval) {
      const prop = `${attr.attrId}:${attrval}:${attr.attrName}`;
      const { props } = this.searchParams;
      if (!props.includes(prop)) {
        // 判断数组内是否存在相同元素 存在或者点了一次以上相同的就不发请求
        this.searchParams.props.push(prop);

        // 发送请求
        // this.$store.dispatch('search/reqPostSearchListDataActions', this.searchParams);
        // this.searchGoods();
      }
    },

    // 移除详情面包屑
    removeAttr(index) {
      this.searchParams.props.splice(index, 1);
      this.searchParams.pageNo = 1;

      // 发送请求
      // this.$store.dispatch('search/reqPostSearchListDataActions', this.searchParams);
      // this.searchGoods();
    },

    // 获取分页的点击的页码
    changePageNo(pageNum) {
      this.searchParams.pageNo = pageNum;

      // 发送请求
      // this.searchGoods();
    },

    // 控制升序降序
    changeOrder(newNum) {
      let [oldNum, oldType] = this.searchParams.order.split(':');
      // 高亮
      if (oldNum == newNum) {
        oldType = oldType === 'asc' ? 'desc' : 'asc';
        // 没高亮
      } else {
        // 设置高亮
        oldNum = newNum;
      }
      // 更改数据
      this.searchParams.order = `${oldNum}:${oldType}`;
      // 发送请求
      // this.searchGoods();
    }
  },
  watch: {
    $route: {
      immediate: true,
      handler(newVal) {
        Object.assign(this.searchParams, {
          category1Id: undefined,
          category2Id: undefined,
          category3Id: undefined,
          categoryName: undefined,
          keyword: undefined
        });

        // 获取query params参数
        const { query, params } = newVal;
        Object.assign(this.searchParams, {
          ...query,
          ...params
        });

        // 发送请求
        // this.$store.dispatch('search/reqPostSearchListDataActions', this.searchParams);
        // this.searchGoods();
      }
    },
    // 优化 只要searchParams变化就发送请求
    searchParams: {
      handler() {
        this.$store.dispatch('search/reqPostSearchListDataActions', this.searchParams);
      },
      immediate: true,
      deep: true
    }
  },
  beforeDestroy() {
    this.$eventBus.$off('celarKeyword');
  }
};
</script>

<style lang="less" scoped>
.main {
  margin: 10px 0;

  .py-container {
    width: 1200px;
    margin: 0 auto;

    .bread {
      margin-bottom: 5px;
      overflow: hidden;

      .sui-breadcrumb {
        padding: 3px 15px;
        margin: 0;
        font-weight: 400;
        border-radius: 3px;
        float: left;

        li {
          display: inline-block;
          line-height: 18px;

          a {
            color: #666;
            text-decoration: none;

            &:hover {
              color: #4cb9fc;
            }
          }
        }
      }

      .sui-tag {
        margin-top: -5px;
        list-style: none;
        font-size: 0;
        line-height: 0;
        padding: 5px 0 0;
        margin-bottom: 18px;
        float: left;

        .with-x {
          font-size: 12px;
          margin: 0 5px 5px 0;
          display: inline-block;
          overflow: hidden;
          color: #000;
          background: #f7f7f7;
          padding: 0 7px;
          height: 20px;
          line-height: 20px;
          border: 1px solid #dedede;
          white-space: nowrap;
          transition: color 400ms;
          cursor: pointer;

          i {
            margin-left: 10px;
            cursor: pointer;
            font: 400 14px tahoma;
            display: inline-block;
            height: 100%;
            vertical-align: middle;
          }

          &:hover {
            color: #28a3ef;
          }
        }
      }
    }

    .details {
      margin-bottom: 5px;

      .sui-navbar {
        overflow: visible;
        margin-bottom: 0;

        .filter {
          min-height: 40px;
          padding-right: 20px;
          background: #fbfbfb;
          border: 1px solid #e2e2e2;
          padding-left: 0;
          border-radius: 0;
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

          .sui-nav {
            position: relative;
            left: 0;
            display: block;
            float: left;
            margin: 0 10px 0 0;

            li {
              float: left;
              line-height: 18px;

              a {
                display: block;
                cursor: pointer;
                padding: 11px 15px;
                color: #777;
                text-decoration: none;
              }

              &.active {
                a {
                  background: #e1251b;
                  color: #fff;
                }
              }
            }
          }
        }
      }

      .goods-list {
        margin: 20px 0;

        ul {
          display: flex;
          flex-wrap: wrap;

          li {
            height: 100%;
            width: 20%;
            margin-top: 10px;
            line-height: 28px;

            .list-wrap {
              .p-img {
                padding-left: 15px;
                width: 215px;
                height: 255px;

                a {
                  color: #666;

                  img {
                    max-width: 100%;
                    height: auto;
                    vertical-align: middle;
                  }
                }
              }

              .price {
                padding-left: 15px;
                font-size: 18px;
                color: #c81623;

                strong {
                  font-weight: 700;

                  i {
                    margin-left: -5px;
                  }
                }
              }

              .attr {
                padding-left: 15px;
                width: 85%;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;

                a {
                  color: #333;
                  text-decoration: none;
                }
              }

              .commit {
                padding-left: 15px;
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;

                span {
                  font-weight: 700;
                  color: #646fb0;
                }
              }

              .operate {
                padding: 12px 15px;

                .sui-btn {
                  display: inline-block;
                  padding: 2px 14px;
                  box-sizing: border-box;
                  margin-bottom: 0;
                  font-size: 12px;
                  line-height: 18px;
                  text-align: center;
                  vertical-align: middle;
                  cursor: pointer;
                  border-radius: 0;
                  background-color: transparent;
                  margin-right: 15px;
                }

                .btn-bordered {
                  min-width: 85px;
                  background-color: transparent;
                  border: 1px solid #8c8c8c;
                  color: #8c8c8c;

                  &:hover {
                    border: 1px solid #666;
                    color: #fff !important;
                    background-color: #666;
                    text-decoration: none;
                  }
                }

                .btn-danger {
                  border: 1px solid #e1251b;
                  color: #e1251b;

                  &:hover {
                    border: 1px solid #e1251b;
                    background-color: #e1251b;
                    color: white !important;
                    text-decoration: none;
                  }
                }
              }
            }
          }
        }
      }

      .page {
        width: 733px;
        height: 66px;
        overflow: hidden;
        float: right;

        .sui-pagination {
          margin: 18px 0;

          ul {
            margin-left: 0;
            margin-bottom: 0;
            vertical-align: middle;
            width: 490px;
            float: left;

            li {
              line-height: 18px;
              display: inline-block;

              a {
                position: relative;
                float: left;
                line-height: 18px;
                text-decoration: none;
                background-color: #fff;
                border: 1px solid #e0e9ee;
                margin-left: -1px;
                font-size: 14px;
                padding: 9px 18px;
                color: #333;
              }

              &.active {
                a {
                  background-color: #fff;
                  color: #e1251b;
                  border-color: #fff;
                  cursor: default;
                }
              }

              &.prev {
                a {
                  background-color: #fafafa;
                }
              }

              &.disabled {
                a {
                  color: #999;
                  cursor: default;
                }
              }

              &.dotted {
                span {
                  margin-left: -1px;
                  position: relative;
                  float: left;
                  line-height: 18px;
                  text-decoration: none;
                  background-color: #fff;
                  font-size: 14px;
                  border: 0;
                  padding: 9px 18px;
                  color: #333;
                }
              }

              &.next {
                a {
                  background-color: #fafafa;
                }
              }
            }
          }

          div {
            color: #333;
            font-size: 14px;
            float: right;
            width: 241px;
          }
        }
      }
    }
  }
}
</style>